MB&F HM4 Thunderbolt Watch

If your looking for a wrist watch that’s a little different to the normal, this Horological Machine No4 Thunderbolt by MB&F might be for you.

Its metal casing is made from milled solid blocks of high-tech grade 5 titanium with hundreds of hours of machining and polishing in the construction process. Watch the video after the jump to see the detailing on the crafted watch.

The centerpiece starts of as a solid piece of sapphire, then more than 100 hours of intricate machining and meticulous polishing turn the opaque block of crystal into the clear, light-filled atrium.

Only 20 watches will be produced this year and will be available for $158,000